Pioneer Hi-Bred Corn Company v Hy-Line Chicks Pty Ltd - [1975] 2 NZLR 422

Trade marks and trade names — Appeal against registration of trade mark on ground of similarity to a trade mark used extensively in sales by a foreign company in 48 countries other than New Zealand and Australia in respect of live chicks — Import restrictions in New Zealand prohibiting import of live poultry — Evidence obtained by answers to questionnaire inadmissible unless verified by affidavit — Trade Marks Act 1953, s 16.